The Pollak 4-Position Ignition Starter Switch 31-178 is an ignition switch that features 4-positions (Acc-Off-On/Acc-Start), momentary start and a universal die-cast housing. This ignition switch has L/Cyl Mfg key logo, D250 key code and has 2 lip seals. Key is removable in "Off" position only. It also comes with a base type #1 and style 5 mounting hole pattern.